The propensity to truck, barter and exchange one thing for another is common to all men, and to be found in no other race of animals.
Adam SmithBy nature a philosopher is not in genius and disposition half so different from a street porter, as a mastiff is from a greyhound
Adam SmithIn public, as well as in private expences, great wealth may, perhaps, frequently be admitted as an apology for great folly.
Adam SmithAdventure upon all the tickets in the lottery, and you lose for certain; and the greater the number of your tickets the nearer your approach to this certainty.
Adam Smith